Infernal Vow

Worlds collide, secrets are laid bare, and nothing is sacred in this highly anticipated finale to the No. 1 New York Times bestselling series, Immortal Dark!

Beware the monster, beware the girl. They feed on wild devotion.

Kidan Adane stands at the edge of a world on the brink-where ancient rules no longer hold, forbidden power is stirring, and the consequences of past choices are beginning to surface.​

With love turned to hatred and humanity hanging in the balance, Kidan must decide how much more she is willing to break to save the world she's already doomed.

Praise for IMMORTAL DARK:

"Entirely irresistible. Immortal Dark takes the best parts of vampire lore and brings the undying, violent enmity to full throttle. Tigest Girma pushes morally gray fantasy exactly where it needs to go, and you won't be able to look away."
―Chloe Gong, #1 New York Times bestselling author of These Violent Delights

"A darkly compelling story that sinks its teeth in you and doesn't let go. With a layered plot that keeps you guessing and morally grey characters you can't help but root for, Immortal Dark is an enthralling, masterful debut. I'm obsessed with this cut-throat world."
―Pascale Lacelle, New York Times bestselling author of Curious Tides

"Immortal Dark is everything it promises to be - a completely original, deliciously dark take on vampires that pulls none of its punches. I had my heart in my mouth from the first page to the very last."
―Sarah Underwood, New York Times bestselling author of Lies We Sing to the Sea

"Immortal Dark is a decadent dark academia fantasy that's as entrancing as it is haunting. With enthralling characters, a thrilling plot, and a delicious mystery, Tigest Girma serves up vampires like never before seen."
―Nia Davenport, Award-winning author of The Blood Gift Duology